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| - | [* black] Use your needlenose pliers to remove the heater cartridge and thermistor from the hotend. |
|---|---|
| - | [* black] If the heater cartridge wont move with light force, heat the hotend to 240 degrees. |
| + | [* black] Using one of the hex keys, lightly push against the heater cartridge to remove it from the hotend. |
| [* icon_note] The new hotend has its own thermistor and cartridge, but it is easier to use the old ones as long as they are functional. | |
| - | [* icon_note] It is much easier to replace the heater cartridge when the assembly is heated. |
| - | [* icon_caution] You will be working with hot parts in this step. Do not touch any pieces with your bare hands. |
| - | [* icon_caution] The thermistor wires are extraordinarily fragile, and cannot be re-soldered. Handle with extreme caution. |
| + | [* icon_note] If the heater cartridge cannot be removed with light force, heat the block to 240 degrees celsius. From this point on, grab the block with pliers. |
| + | [* red] Remove the Philips head screw to remove the thermistor, being very careful not to sever the thermistor wire. |
| + | [* icon_caution] You may be working with hot parts in this step. Do not touch any pieces with your bare hands. |
| + | [* icon_caution] The thermistor wires are fragile, and cannot be re-soldered. Handle with extreme caution. |